
package com.learn.security.securitydemo.async;

import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang.RandomStringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.context.request.async.DeferredResult;

import java.util.concurrent.Callable;

/**
 * @author cici
 *
 */
@RestController
@Slf4j
public class AsyncController {

	@Autowired
	private MockQueue mockQueue;
	
	@Autowired
	private DeferredResultHolder deferredResultHolder;
//
//	private Logger logger = LoggerFactory.getLogger(getClass());

	@RequestMapping("/order")
	public DeferredResult<String> order() throws Exception {
		log.info("主线程开始");

		String orderNumber = RandomStringUtils.randomNumeric(8);
		mockQueue.setPlaceOrder(orderNumber);

		DeferredResult<String> result = new DeferredResult<>();
		deferredResultHolder.getMap().put(orderNumber, result);
		log.info("主线程结束");
		return result;

//		Callable<String> result = new Callable<String>() {
//			@Override
//			public String call() throws Exception {
//				logger.info("副线程开始");
//				Thread.sleep(1000);
//				logger.info("副线程返回");
//				return "success";
//			}
//		};
	}

}
